<style type="text/css">
#octagon {
 width: 180px;
 height: 61px;
 background: #FF9933;
 position: relative;
}
#octagon:before {
 content: "asadsauhiu";
 color:#ffffff;
 position: absolute;
 top: 0;
 left: 0;
 border-bottom: 18px solid #FF9933;
 border-right: 18px solid #ffffff;
 width: 162px;
 height: 0;
}
</style>

<div id="octagon"></div>